Treasury is reviewing the recently enacted tax law changes, including the new Marijuana Wholesale Tax. Developing clear and accurate information for tax stakeholders is our top priority. This guidance will be posted to our website in the coming weeks.
Withholding Tax Filers
Taxpayer Eligibility
The Research and Development (R&D) Tax Credit is available to Withholding Tax filers that meet all of the following conditions:
- Are flow-through entities,
- Are employers subject to Michigan Withholding Tax,
- Incurred Michigan Qualified R&D Expenses (MQREs) during the expense year that exceed their base amount, and
- Are not subject to Corporate Income Tax (CIT) or Michigan Business Tax (MBT).
- CIT filers must apply for this credit through CIT; they are not eligible for the R&D Tax Credit under Withholding Tax.
The expense year is the calendar year when the MQREs were incurred.
Deadlines and Key Dates
- MQREs Incurred: January – December of the expense year
- R&D Credit Application Claim Deadline
- For expense year 2025: April 1, 2026
- For later years: March 15 following the expense year
- Proration Notice Expected: April following the expense year
- Estimated Offset Period (optional): May – December following the expense year (after the Proration Notice is published)
- Tax Return and Final Claim Due: February 28, two calendar years after the expense year, when the eligible business files its annual return for the tax year following the expense year.